Home / 32,752.40-45,190.38-19,132.70

Finding the Fourth Proportional to 32,752.40, 45,190.38 and 19,132.70

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Solution

The fourth proportional to 32,752.40, 45,190.38 and 19,132.70 is: 26,398.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,752.40 : 45,190.38 = 19,132.70 : x
  2. Step 2: Convert to fraction form
    32,752.40/45,190.38 = 19,132.70/x
  3. Step 3: Cross multiply
    32,752.40x = 45,190.38 × 19,132.70
  4. Step 4: Simplify right side
    32,752.40x = 864,613,983.43
  5. Step 5: Solve for x
    x = 864,613,983.43/32,752.40
  6. Step 6: Final answer
    x = 26,398.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.